Analysis

  • max time kernel
    117s
  • max time network
    93s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-12-2024 10:05

General

  • Target

    84e861d9610f52ab726fb763a2309d20507a133b7660a6eed7803071f5e2c1ccN.exe

  • Size

    97KB

  • MD5

    bc0be94bec61973b44c2ac80d2dd76d0

  • SHA1

    ec05fced41e4db44ee1a531535a2596d8116b692

  • SHA256

    84e861d9610f52ab726fb763a2309d20507a133b7660a6eed7803071f5e2c1cc

  • SHA512

    a3d0798337db1ca1917baa0930b3c4325d5ae020fe02904623702245bf08329e334c8ce0139efaf9400e9721c28a7e15af65bc53f21d8b0622ae73984debd914

  • SSDEEP

    1536:i6LYgmBX1QYNqLQ50rBnSVvVtPPqOgV5NRbXcxJx5eAaTGDriZqu:i68qYELQZ/PfgzXyBeAaqDriZd

Malware Config

Extracted

Family

sality

C2

http://89.119.67.154/testo5/

http://kukutrustnet777.info/home.gif

http://kukutrustnet888.info/home.gif

http://kukutrustnet987.info/home.gif

Signatures

  • Modifies firewall policy service 3 TTPs 3 IoCs
  • Sality

    Sality is backdoor written in C++, first discovered in 2003.

  • Sality family
  • UAC bypass 3 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 6 IoCs
  • Windows security modification 2 TTPs 7 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 21 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops autorun.inf file 1 TTPs 2 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • UPX packed file 43 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Drops file in Program Files directory 11 IoCs
  • Drops file in Windows directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 24 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:796
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:800
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:384
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2808
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2864
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2984
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3416
                  • C:\Users\Admin\AppData\Local\Temp\84e861d9610f52ab726fb763a2309d20507a133b7660a6eed7803071f5e2c1ccN.exe
                    "C:\Users\Admin\AppData\Local\Temp\84e861d9610f52ab726fb763a2309d20507a133b7660a6eed7803071f5e2c1ccN.exe"
                    2⤵
                    • Modifies firewall policy service
                    • UAC bypass
                    • Windows security bypass
                    • Windows security modification
                    • Checks whether UAC is enabled
                    • Enumerates connected drives
                    • Drops autorun.inf file
                    • Drops file in Program Files directory
                    • Drops file in Windows directory
                    • System Location Discovery: System Language Discovery
                    • Modifies registry class
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    • Suspicious use of WriteProcessMemory
                    • System policy modification
                    PID:2820
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3564
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3752
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3840
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3908
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:3992
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4176
                            • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\InputApp\TextInputHost.exe
                              "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\InputApp\TextInputHost.exe" -ServerName:InputApp.AppX9jnwykgrccxc8by3hsrsh07r423xzvav.mca
                              1⤵
                                PID:700
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:2612
                                • C:\Windows\System32\RuntimeBroker.exe
                                  C:\Windows\System32\RuntimeBroker.exe -Embedding
                                  1⤵
                                    PID:3640
                                  • C:\Windows\System32\RuntimeBroker.exe
                                    C:\Windows\System32\RuntimeBroker.exe -Embedding
                                    1⤵
                                      PID:2272
                                    • C:\Windows\system32\backgroundTaskHost.exe
                                      "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                      1⤵
                                        PID:2452

                                      Network

                                      MITRE ATT&CK Enterprise v15

                                      Replay Monitor

                                      Loading Replay Monitor...

                                      Downloads

                                      • C:\ykuh.pif

                                        Filesize

                                        97KB

                                        MD5

                                        cc269ed38083bad0625602c36e81d33c

                                        SHA1

                                        cc3545f7dc9b3cc56c5182a17e26529128144550

                                        SHA256

                                        c24f5961c17b753f507553387dbd4add1787708d0f4788efa92a957dd890b06c

                                        SHA512

                                        ab5df957e635c4ddae4736c0dc1ee6dd731785b56fb5ac3bf6de2d8845fcdad155f4bb5893a8988ca612c74705fd757f32b4d1742486fd7ef3c8799f8ae31136

                                      • memory/2820-0-0x0000000000400000-0x0000000000412000-memory.dmp

                                        Filesize

                                        72KB

                                      • memory/2820-1-0x0000000000840000-0x00000000018FA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2820-6-0x0000000000840000-0x00000000018FA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2820-4-0x0000000000840000-0x00000000018FA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2820-5-0x0000000000840000-0x00000000018FA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2820-3-0x0000000000840000-0x00000000018FA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2820-15-0x0000000000840000-0x00000000018FA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2820-20-0x0000000004620000-0x0000000004622000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/2820-16-0x0000000000840000-0x00000000018FA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2820-19-0x0000000000840000-0x00000000018FA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2820-21-0x0000000004620000-0x0000000004622000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/2820-14-0x0000000000840000-0x00000000018FA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2820-18-0x0000000004770000-0x0000000004771000-memory.dmp

                                        Filesize

                                        4KB

                                      • memory/2820-17-0x0000000004620000-0x0000000004622000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/2820-7-0x0000000000840000-0x00000000018FA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2820-13-0x0000000000840000-0x00000000018FA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2820-22-0x0000000000840000-0x00000000018FA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2820-23-0x0000000000840000-0x00000000018FA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2820-24-0x0000000000840000-0x00000000018FA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2820-25-0x0000000000840000-0x00000000018FA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2820-26-0x0000000000840000-0x00000000018FA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2820-28-0x0000000000840000-0x00000000018FA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2820-29-0x0000000000840000-0x00000000018FA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2820-30-0x0000000000840000-0x00000000018FA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2820-32-0x0000000000840000-0x00000000018FA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2820-33-0x0000000000840000-0x00000000018FA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2820-35-0x0000000004620000-0x0000000004622000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/2820-37-0x0000000000840000-0x00000000018FA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2820-40-0x0000000000840000-0x00000000018FA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2820-41-0x0000000000840000-0x00000000018FA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2820-44-0x0000000000840000-0x00000000018FA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2820-45-0x0000000000840000-0x00000000018FA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2820-46-0x0000000000840000-0x00000000018FA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2820-53-0x0000000000840000-0x00000000018FA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2820-54-0x0000000000840000-0x00000000018FA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2820-55-0x0000000000840000-0x00000000018FA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2820-56-0x0000000000840000-0x00000000018FA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2820-59-0x0000000000840000-0x00000000018FA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2820-60-0x0000000000840000-0x00000000018FA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2820-62-0x0000000000840000-0x00000000018FA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2820-63-0x0000000000840000-0x00000000018FA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2820-65-0x0000000000840000-0x00000000018FA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2820-67-0x0000000000840000-0x00000000018FA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2820-68-0x0000000000840000-0x00000000018FA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2820-71-0x0000000000840000-0x00000000018FA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2820-73-0x0000000000840000-0x00000000018FA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2820-74-0x0000000000840000-0x00000000018FA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2820-77-0x0000000000840000-0x00000000018FA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2820-78-0x0000000000840000-0x00000000018FA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2820-87-0x0000000000400000-0x0000000000412000-memory.dmp

                                        Filesize

                                        72KB